Blood Group Inheritance Quiz

Which blood group is considered a universal donor?

• A

• O

• AB

• B

What antigens are present in individuals with blood type AB?

• A only

• None

• B only

• Both A and B

What is the dominant relationship between the alleles IA, IB, and i in the ABO blood system?

• IA = i > IB

• i > IA = IB

• IA > IB > i

• IA = IB > i

Which blood type has both anti-A and anti-B agglutinins in the plasma?

• B

• O

• AB

• A

Who discovered the MN blood group system?

• Landsteiner and Levine

• Landsteiner and Wiener

• Araguaia and Levine

• Wiener and Levine

What is the genotype of a person with blood type N in the MN system?

• LN LN

• LM LM

• None of the above

• LM LN

What year was the Rh factor discovered?

• 1960

• 1950

• 1940

• 1927

What is the genotype of a person with Rh positive blood?

• RR or Rr

• RR only

• rr only

• Rr only

What can happen if a Rh- person receives Rh+ blood for the second time?

• Mild fever

• Increased immunity

• No reaction

• Aglutination and possible death

Which of the following statements about the Rh factor is incorrect?

• The Rh factor is determined by a dominant gene.

• Rh positive individuals can have RR or Rr genotype.

• Rh negative individuals have antigens in their erythrocytes.

• The Rh factor is important in blood transfusions.